/*
 * Copyright (C) 2019 ByteDance Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bytedance.scene.animation.interaction.progressanimation;


import com.bytedance.scene.animation.interaction.evaluator.TypeEvaluator;
import ohos.utils.ObjectAttribute;

/**
 * Created by JiangQi on 10/23/18.
 */
public class AnimatorFactory<T, F> {
    
    private final T mTarget;
    
    private final ObjectAttribute<T, F> mProperty;

    
    private final TypeEvaluator<F> mTypeEvaluator;
    
    private final F mStartValue;
    
    private final F mEndValue;

    public AnimatorFactory( T target,  ObjectAttribute<T, F> property,
                            TypeEvaluator<F> typeEvaluator,  F startValue,  F endValue) {
        this.mTarget = target;
        this.mTypeEvaluator = typeEvaluator;
        this.mProperty = property;
        this.mStartValue = startValue;
        this.mEndValue = endValue;
    }

    private void progress(float fraction) {
        mProperty.set(mTarget, mTypeEvaluator.evaluate(fraction, mStartValue, mEndValue));
    }

    public InteractionAnimation toInteractionAnimation() {
        return new InteractionAnimation() {
            @Override
            public void onProgress(float progress) {
                progress(progress);
            }
        };
    }
}
